Hero Motocorp — hero glamour i3s 2018 new model

Address:

Panipat, Haryana

I bought hero glamour i3s new 2018 model few month before and that time to till this i m getting engine pblm like:

1.engine have little noise, about this i have chechked bike to agency also but they told me that, this is not pblm its manufacturing defect.

2. many time during driving gears got free.
means : i[censored] r driving in fourth gear and i[censored] need to change in 3rd gear so many time that, s not changed and gear stucked and then engine make vry badly high noise like tractor gear box.

i m vry vry too much disappointed from this bike with in 4 months i want fix these pblms or replace my bike